开发修改代码后，无需重启idea的服务。
1 模块中添加依赖
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-devtools</artifactId> <scope>runtime</scope> <optional>true</optional> </dependency>
2 父POM.XML添加
<build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> <configuration> <fork>true</fork> <addResources>true</addResources> </configuration> </plugin> </plugins> </build>
3 设置编译选项
4.更新值
Ctrl+shift+alt+/ 调出 Maintenance 选择 Registry
选中：
compiler.automake.allow.when.app.running
actionSystem.assertFocusAccessFromEdt
5.重启 Intellij IDEA
